Home / 1,926,188.88-2,887,706.28-727,430.64

Finding the Fourth Proportional to 1,926,188.88, 2,887,706.28 and 727,430.64

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Solution

The fourth proportional to 1,926,188.88, 2,887,706.28 and 727,430.64 is: 1,090,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,188.88 : 2,887,706.28 = 727,430.64 : x
  2. Step 2: Convert to fraction form
    1,926,188.88/2,887,706.28 = 727,430.64/x
  3. Step 3: Cross multiply
    1,926,188.88x = 2,887,706.28 × 727,430.64
  4. Step 4: Simplify right side
    1,926,188.88x = 2,100,606,027,392.42
  5. Step 5: Solve for x
    x = 2,100,606,027,392.42/1,926,188.88
  6. Step 6: Final answer
    x = 1,090,550.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.